<template>
  <view class="normal-login-container">
    <view class="logo-content align-center justify-center flex">
      <view class="iconfont icon-parking text-blue icon"></view>
      <text class="title">车位租租</text>
    </view>
    <!-- #ifndef MP-WEIXIN -->
    <view class="login-form-content">
      <view class="input-item flex align-center">
        <view class="iconfont icon-user icon"></view>
        <input v-model="loginForm.username" class="input" type="text" placeholder="请输入账号" maxlength="30" />
      </view>
      <view class="input-item flex align-center">
        <view class="iconfont icon-password icon"></view>
        <input v-model="loginForm.password" type="password" class="input" placeholder="请输入密码" maxlength="20" />
      </view>
      <view class="input-item flex align-center" style="width: 100%;margin: 0px;" v-if="captchaEnabled">
        <view class="iconfont icon-code icon"></view>
        <input v-model="loginForm.code" type="number" class="input" placeholder="请输入验证码" maxlength="4" />
        <view class="login-code"> 
          <image :src="codeUrl" @click="getCode" class="login-code-img"></image>
        </view>
      </view>
      <view class="action-btn">
        <button @click="handleLogin" class="login-btn margin-left-lg margin-right-lg cu-btn block bg-blue lg round">登录</button>
      </view>
      <!-- #endif -->
      <!-- #ifdef MP-WEIXIN -->
      <view class="action-btn">
        <button @click="handleWxLogin" class="login-btn margin-left-lg margin-right-lg cu-btn block bg-blue lg round">微信登录</button>
      </view>
      <!-- #endif -->
      <!-- #ifndef MP-WEIXIN -->
      <view class="reg text-center" v-if="register">
        <text class="text-grey1">没有账号？</text>
        <text @click="handleUserRegister" class="text-blue">立即注册</text>
      </view>
      <view class="xieyi text-center">
        <text class="text-grey1">登录即代表同意</text>
        <text @click="handleUserAgrement" class="text-blue">《用户协议》</text>
        <text @click="handlePrivacy" class="text-blue">《隐私协议》</text>
      </view>
      <!-- #endif -->
    </view>
     
  </view>
</template>

<script>
  import { getCodeImg , wxLogin} from '@/api/login'

  export default {
    data() {
      return {
        codeUrl: "",
        captchaEnabled: true,
        // 用户注册开关
        register: true,
        globalConfig: getApp().globalData.config,
        loginForm: {
          username: "admin",
          password: "admin123",
          code: "",
          uuid: ''
        }
      }
    },
    created() {
      this.getCode()
    },
    methods: {
      // 用户注册
      handleUserRegister() {
        this.$tab.redirectTo(`/pages/register`)
      },
      // 隐私协议
      handlePrivacy() {
        let site = this.globalConfig.appInfo.agreements[0]
        this.$tab.navigateTo(`/pages/common/webview/index?title=${site.title}&url=${site.url}`)
      },
      // 用户协议
      handleUserAgrement() {
        let site = this.globalConfig.appInfo.agreements[1]
        this.$tab.navigateTo(`/pages/common/webview/index?title=${site.title}&url=${site.url}`)
      },
      // 获取图形验证码
      getCode() {
        getCodeImg().then(res => {
          this.captchaEnabled = res.captchaEnabled === undefined ? true : res.captchaEnabled
          if (this.captchaEnabled) {
            this.codeUrl = 'data:image/gif;base64,' + res.img
            this.loginForm.uuid = res.uuid
          }
        })
      },
      // 登录方法
      async handleLogin() {
        if (this.loginForm.username === "") {
          this.$modal.msgError("请输入您的账号")
        } else if (this.loginForm.password === "") {
          this.$modal.msgError("请输入您的密码")
        } else if (this.loginForm.code === "" && this.captchaEnabled) {
          this.$modal.msgError("请输入验证码")
        } else {
          this.$modal.loading("登录中，请耐心等待...")
          this.pwdLogin()
        }
      },
      async handleWxLogin() {
         var self = this;
         uni.login({
           provider: 'weixin', //使用微信登录
           success: function (loginRes) {
              self.$store.dispatch('WxLogin', loginRes.code).then(() => {
                 self.$modal.closeLoading()
                 self.loginSuccess()
              }).catch(() => {
                 self.$modal.msgError('微信登录失败');
              })
           },
           fail(e) {
              self.$modal.msgError(e);
           }   
         });

      },
      // 密码登录
      async pwdLogin() {
        this.$store.dispatch('Login', this.loginForm).then(() => {
          this.$modal.closeLoading()
          this.loginSuccess()
        }).catch(() => {
          if (this.captchaEnabled) {
            this.getCode()
          }
        })
      },
      // 登录成功后，处理函数
      loginSuccess(result) {
        // 设置用户信息
        this.$store.dispatch('GetInfo').then(res => {
          this.$tab.reLaunch('/pages/parking/spotlist/index')
        })
      }
    }
  }
</script>

<style lang="scss">
@import '@/static/iconfont/iconfont.css';
  page {
    background-color: #ffffff;
  }

  .normal-login-container {
    width: 100%;

    .logo-content {
      width: 100%;
      font-size: 21px;
      text-align: center;
      padding-top: 15%;

      image {
        border-radius: 4px;
      }

      .title {
        margin-left: 10px;
      }
    }

    .login-form-content {
      padding: 60rpx 40rpx;
    }

    .input-item {
      margin-bottom: 40rpx;
      background-color: #f8f8f8;
      border-radius: 16rpx;
      padding: 0 30rpx;
      height: 100rpx;
    }

    .icon {
      font-size: 40rpx;
      color: #999;
      margin-right: 20rpx;
    }

    .input {
      flex: 1;
      height: 100%;
      font-size: 32rpx;
      color: #333;
    }

    .login-code {
      // margin-left: 200rpx;
    }

    .login-code-img {
      width: 200rpx;
      height: 80rpx;
      border-radius: 8rpx;
    }

    .action-btn {
      margin: 60rpx 0 40rpx;
    }

    .login-btn {
      height: 100rpx;
      line-height: 100rpx;
      font-size: 32rpx;
      margin-bottom: 30rpx;
    }

    .reg {
      margin-bottom: 30rpx;
      font-size: 28rpx;
    }

    .xieyi {
      font-size: 26rpx;
      color: #999;
      line-height: 1.6;
    }

    .text-blue {
      color: #007aff;
      margin: 0 10rpx;
    }
  }
</style>
